Canada will take legal action under the relevant international bodies to challenge the 25% tariffs imposed by the United States on most Canadian goods, a senior government official said on Sunday, calling the tariffs illegal and unjustified.

Canada will set its own tariffs against US goods in retaliation to broad 25 percent tariffs President Donald Trump announced Saturday on Canadian imports. Prime Minister Justin Trudeau announced a 25 percent tariff on a total of C$155 billion worth of American goods — C$30 billion of that on Tuesday when Trump’s tariffs go into effect,